[gcode_macro BEEP]
description: BEEP I=3 DUR=200 FREQ=2000: Beep 3 times, for 200ms each, at 2kHz frequency.
gcode:
    # Parameters
    {% set i = params.I|default(1)|int %}           ; Iterations (number of times to beep).
    {% set dur = params.DUR|default(100)|int %}     ; Duration/wait of each beep in ms. Default 100ms.
    {% set freq = params.FREQ|default(2000)|int %}  ; Frequency in Hz. Default 2kHz.

    {% for iteration in range(i|int) %}
        SET_PIN PIN=beeper VALUE=0.8 CYCLE_TIME={ 1.0/freq if freq > 0 else 1 }
        G4 P{dur}
        SET_PIN PIN=beeper VALUE=0
        G4 P{dur}
    {% endfor %}

# [gcode_macro M300]
# gcode:
# 	{% set S = params.S|default(1000)|int %}
# 	{% set P = params.P|default(100)|int %}

# 		SET_PIN PIN=beeper VALUE=0.5 CYCLE_TIME={ 1.0/S if S > 0 else 1 }
# 		G4 P{P}
# 		SET_PIN PIN=beeper VALUE=0

# [gcode_macro SONG_SINGLE_BEEP]
# gcode:
# 	M300 S830.61 P137

# [gcode_macro TOGGLE_BEEPER]
# description: Toggle the printer beeper on and off.
# gcode:
# 	{% set beeper_state = printer.save_variables.variables.beeper_state|lower %}

# 	{% if printer['gcode_macro _USER_VARIABLE'].debug == 1 %}
# 		{action_respond_info('==== TOGGLE_BEEPER ====')}
# 		{action_respond_info("beeper_state: %s" % (beeper_state))}
# 		{action_respond_info('===============')}
# 	{% endif %}

# 	{% if beeper_state == "off" %}
# 		{action_respond_info('beeper is off, turning it on')}
# 		SAVE_VARIABLE VARIABLE=beeper_state VALUE='"on"'
# 	{% else %}
# 		{action_respond_info('beeper is on= turning it off')}
# 		SAVE_VARIABLE VARIABLE=beeper_state VALUE='"off"'
# 	{% endif %}
# 	SONG_SINGLE_BEEP